Percentage Calculator
Fast, accurate math for business and daily use. Solve percentage problems instantly in your browser.
Percentage of Value
What is% of
Result
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Percentage Ratio
is what % of
Percentage
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Percentage Increase/Decrease
Amount Change
0
Percentage Change
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Financial Precision
Our calculator uses floating-point precision to ensure accurate business results for margins, markups, and growth analysis. 100% browser-based, ensuring your financial queries remain strictly private.
Essential Percentage Formulas
Percentage of Value
Example: What is 20% of 500?
Formula: (X / 100) * Y
Percentage Increase
Example: From 100 to 125
Formula: ((New - Old) / |Old|) * 100
Common Use Cases
- Sales Tax & Gratuity
- Investment Growth
- Retail Discounts
- Markup & Margin